Python six.PY2属性代码示例

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def _try_str(val):
        """
        On Python 2, much of distutils relies on string values being of
        type 'str' (bytes) and not unicode text. If the value can be safely
        encoded to bytes using the default encoding, prefer that.

        Why the default encoding? Because that value can be implicitly
        decoded back to text if needed.

        Ref #1653
        """
        if not six.PY2:
            return val
        try:
            return val.encode()
        except UnicodeEncodeError:
            pass
        return val 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def read_manifest(self):
        """Read the manifest file (named by 'self.manifest') and use it to
        fill in 'self.filelist', the list of files to include in the source
        distribution.
        """
        log.info("reading manifest file '%s'", self.manifest)
        manifest = open(self.manifest, 'rb')
        for line in manifest:
            # The manifest must contain UTF-8. See #303.
            if not six.PY2:
                try:
                    line = line.decode('UTF-8')
                except UnicodeDecodeError:
                    log.warn("%r not UTF-8 decodable -- skipping" % line)
                    continue
            # ignore comments and blank lines
            line = line.strip()
            if line.startswith('#') or not line:
                continue
            self.filelist.append(line)
        manifest.close() 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def get_ext_filename(self, fullname):
        filename = _build_ext.get_ext_filename(self, fullname)
        if fullname in self.ext_map:
            ext = self.ext_map[fullname]
            use_abi3 = (
                not six.PY2
                and getattr(ext, 'py_limited_api')
                and get_abi3_suffix()
            )
            if use_abi3:
                so_ext = get_config_var('EXT_SUFFIX')
                filename = filename[:-len(so_ext)]
                filename = filename + get_abi3_suffix()
            if isinstance(ext, Library):
                fn, ext = os.path.splitext(filename)
                return self.shlib_compiler.library_filename(fn, libtype)
            elif use_stubs and ext._links_to_dynamic:
                d, fn = os.path.split(filename)
                return os.path.join(d, 'dl-' + fn)
        return filename 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def handle_display_options(self, option_order):
        """If there were any non-global "display-only" options
        (--help-commands or the metadata display options) on the command
        line, display the requested info and return true; else return
        false.
        """
        import sys

        if six.PY2 or self.help_commands:
            return _Distribution.handle_display_options(self, option_order)

        # Stdout may be StringIO (e.g. in tests)
        import io
        if not isinstance(sys.stdout, io.TextIOWrapper):
            return _Distribution.handle_display_options(self, option_order)

        # Don't wrap stdout if utf-8 is already the encoding. Provides
        #  workaround for #334.
        if sys.stdout.encoding.lower() in ('utf-8', 'utf8'):
            return _Distribution.handle_display_options(self, option_order)

        # Print metadata in UTF-8 no matter the platform
        encoding = sys.stdout.encoding
        errors = sys.stdout.errors
        newline = sys.platform != 'win32' and '\n' or None
        line_buffering = sys.stdout.line_buffering

        sys.stdout = io.TextIOWrapper(
            sys.stdout.detach(), 'utf-8', errors, newline, line_buffering)
        try:
            return _Distribution.handle_display_options(self, option_order)
        finally:
            sys.stdout = io.TextIOWrapper(
                sys.stdout.detach(), encoding, errors, newline, line_buffering)


# Install it throughout the distutils 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def load_launcher_manifest(name):
    manifest = pkg_resources.resource_string(__name__, 'launcher manifest.xml')
    if six.PY2:
        return manifest % vars()
    else:
        return manifest.decode('utf-8') % vars() 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def handle_display_options(self, option_order):
        """If there were any non-global "display-only" options
        (--help-commands or the metadata display options) on the command
        line, display the requested info and return true; else return
        false.
        """
        import sys

        if six.PY2 or self.help_commands:
            return _Distribution.handle_display_options(self, option_order)

        # Stdout may be StringIO (e.g. in tests)
        import io
        if not isinstance(sys.stdout, io.TextIOWrapper):
            return _Distribution.handle_display_options(self, option_order)

        # Don't wrap stdout if utf-8 is already the encoding. Provides
        #  workaround for #334.
        if sys.stdout.encoding.lower() in ('utf-8', 'utf8'):
            return _Distribution.handle_display_options(self, option_order)

        # Print metadata in UTF-8 no matter the platform
        encoding = sys.stdout.encoding
        errors = sys.stdout.errors
        newline = sys.platform != 'win32' and '\n' or None
        line_buffering = sys.stdout.line_buffering

        sys.stdout = io.TextIOWrapper(
            sys.stdout.detach(), 'utf-8', errors, newline, line_buffering)
        try:
            return _Distribution.handle_display_options(self, option_order)
        finally:
            sys.stdout = io.TextIOWrapper(
                sys.stdout.detach(), encoding, errors, newline, line_buffering) 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def _add_defaults_data_files(self):
        try:
            if six.PY2:
                sdist_add_defaults._add_defaults_data_files(self)
            else:
                super()._add_defaults_data_files()
        except TypeError:
            log.warn("data_files contains unexpected objects") 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def build_module(self, module, module_file, package):
        if six.PY2 and isinstance(package, six.string_types):
            # avoid errors on Python 2 when unicode is passed (#190)
            package = package.split('.')
        outfile, copied = orig.build_py.build_module(self, module, module_file,
                                                     package)
        if copied:
            self.__updated_files.append(outfile)
        return outfile, copied 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def scan_module(egg_dir, base, name, stubs):
    """Check whether module possibly uses unsafe-for-zipfile stuff"""

    filename = os.path.join(base, name)
    if filename[:-1] in stubs:
        return True  # Extension module
    pkg = base[len(egg_dir) + 1:].replace(os.sep, '.')
    module = pkg + (pkg and '.' or '') + os.path.splitext(name)[0]
    if six.PY2:
        skip = 8  # skip magic & date
    elif sys.version_info < (3, 7):
        skip = 12  # skip magic & date & file size
    else:
        skip = 16  # skip magic & reserved? & date & file size
    f = open(filename, 'rb')
    f.read(skip)
    code = marshal.load(f)
    f.close()
    safe = True
    symbols = dict.fromkeys(iter_symbols(code))
    for bad in ['__file__', '__path__']:
        if bad in symbols:
            log.warn("%s: module references %s", module, bad)
            safe = False
    if 'inspect' in symbols:
        for bad in [
            'getsource', 'getabsfile', 'getsourcefile', 'getfile'
            'getsourcelines', 'findsource', 'getcomments', 'getframeinfo',
            'getinnerframes', 'getouterframes', 'stack', 'trace'
        ]:
            if bad in symbols:
                log.warn("%s: module MAY be using inspect.%s", module, bad)
                safe = False
    return safe 

# 需要导入模块: from setuptools.extern import six [as 别名]
# 或者: from setuptools.extern.six import PY2 [as 别名]
def handle_display_options(self, option_order):
        """If there were any non-global "display-only" options
        (--help-commands or the metadata display options) on the command
        line, display the requested info and return true; else return
        false.
        """
        import sys

        if six.PY2 or self.help_commands:
            return _Distribution.handle_display_options(self, option_order)

        # Stdout may be StringIO (e.g. in tests)
        if not isinstance(sys.stdout, io.TextIOWrapper):
            return _Distribution.handle_display_options(self, option_order)

        # Don't wrap stdout if utf-8 is already the encoding. Provides
        #  workaround for #334.
        if sys.stdout.encoding.lower() in ('utf-8', 'utf8'):
            return _Distribution.handle_display_options(self, option_order)

        # Print metadata in UTF-8 no matter the platform
        encoding = sys.stdout.encoding
        errors = sys.stdout.errors
        newline = sys.platform != 'win32' and '\n' or None
        line_buffering = sys.stdout.line_buffering

        sys.stdout = io.TextIOWrapper(
            sys.stdout.detach(), 'utf-8', errors, newline, line_buffering)
        try:
            return _Distribution.handle_display_options(self, option_order)
        finally:
            sys.stdout = io.TextIOWrapper(
                sys.stdout.detach(), encoding, errors, newline, line_buffering)